code: def test_guide_entropy(guide, args, expected_entropy):
      assert_equal(mean_field_entropy(guide, args), expected_entropy)
  
file_path: pyro/tests/infer/autoguide/test_mean_field_entropy.py
imports: import pytest
  import scipy.special
  import torch
  import pyro
  import pyro.distributions
  from pyro.infer.autoguide.utils import mean_field_entropy
  from tests.common import assert_equal
label_desc: Use image node_id 3 for calling a global function with example usage: test_guide_entropy(guide, args, expected_entropy) without return types